*{
    margin:0;
    padding: 0;
    text-align: center;
    text-decoration: none;
}
body header{
    width: 100%;
    height: 54px;
    min-width: 1200px;
}
body header img{
    display: block;
    margin: 10px auto;
}
body .back{
    width: 100%;
    height: 120px;
    background-color: black;
    min-width: 1200px;
}
body .back .inner{
    width: 1920px;
    height: 120px;
    background-image: url("./img/background.png");
    margin: 0 auto;
    position: relative;
}
body .back .inner .logo{
    display: block;
    position: absolute;
    /* left: 0; */
}
body .back .inner .innerImg{
    display: inline-block;
    position: absolute;
    right: 40px;
}
body .back .inner .innerImg img{
    margin: 20px 57px;
}
body .back .inner ul{
    list-style: none;
    display: inline-block;
    position: absolute;
    top: 80px;
    right: 30px;
}
body .back .inner ul li{
    display: inline;
    color:#fff;
    margin: 0 40px;
}
body .item{
    width: 1920px;
    height: 680px;
    background-image:url("./img/big.jpg") ;
    margin: 0 auto;
    position: relative;
}
body .item .register{
    width: 1200px;
    height: 200px;
    margin: 0 auto;
    position: absolute;
    top: 70.5%;
    left: 18.7%;
    background-image:url("./img/smallback.jpg") ;
}
body .item .register .btn1{
    width: 350px;
    height: 200px;
    position: absolute;
    left:70.8%;
}
body .item .register .btn1 .btn-primary{
    margin: 20px  0 15px 0;
    padding: 20px 146px;
}
body .item .register .btn1 .btn-success{
    margin: 15px  0  20px 0;
    padding: 20px 146px;
}
body .item .register .head{
    width: 100px;
    height: 100px;
    position: absolute;
    left: 40px;
    top: 50px;
}
body .item .register .username{
    width: 600px;
    height: 200px;
    position: absolute;
    left: 240px;
}
body .item .register .username p{
    width: 500px;
    height: 50px;
    background-color:cadetblue;
    line-height: 50px;
    color: darkblue;
    font-size: 20px;
    margin: 30px 0;
    font-weight: bolder;
}
body .item .register .username .btn-warning{
    margin: 0 30px 0 0;
    padding: 20px 80px;
    position: absolute;
    left: 0;
}
body .item .register .username .btn-danger{
    position: absolute;
    right:100px;
    margin: 0 0 0 30px;
    padding: 20px 80px;
}
body #myModal1 .modal-body p span{
    position: absolute;
    left: 50px;
}
body #myModal2 .modal-body p span{
    position: absolute;
    left: 50px;
}
body #myModal3 .modal-body p span{
    position: absolute;
    left: 50px;
}
body #Modal .modal-body p span{
    position: absolute;
    left: 50px;
}
body #Modal1 .modal-body p span{
    position: absolute;
    left: 50px;
}
body #myModal3 .modal-body #changePassword{
    position: absolute;
    left: 400px;
    bottom: 27px;
}
body #animal{
    width: 1920px;
    height: 1500px;
    margin: 0 auto; 
    background-color: #fff;
}
body #animal #biology{
    width: 1200px;
    height: 50px;
    margin: 0 auto;
    background-color:wheat;
}
body #animal  #biology p{
    width: 150px;
    height: 50px;
    line-height: 50px;
    font-size: 30px;
    color: #fff;
    display: inline;
}
body #animal  #biology div{
    display: inline;
    margin: 0 25px;
}
body #animal  #animalList{
    width: 1200px;
    height: 1150px;
    margin:0 auto;
}
.animal-column{
    margin-top: 20px;
    width: 195px;
    height: 130px;
    padding: 0 15px;
    display: inline-block;

}
.animalPhoto{
    width: 100px;
    height: 100px;
    margin: 0 32.5px;
}
.animalP{
    width: 165px;
    height: 20px;
    margin-bottom: 16px;
    text-align: center;
    font-size: 16px;
}